unaccustomed
/ˌʌnəˈkʌstəmd/adjective
1- not familiar or usual; out of the ordinary不熟悉的; 不寻常的：
they finished their supper with unaccustomed speed.
他们以不同寻常的速度吃完晚饭。
1.1
- predic.
unaccustomed to
not familiar with or used to不习惯的： the visitors were unaccustomed to country roads.
游人不习惯乡间小道。
派生词